Andrei Stoliarov defeated Sunil Kumar 6-2 6-4 in the Uzbekistan F2 round of 16 on hard. The upset overturned the form book — Sunil Kumar came in leading the head-to-head 1–0. Andrei Stoliarov claimed a first win over Sunil Kumar in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-12-17 | Nigeria F4 | R32 | hard | Sunil Kumar | 7-5 7-6(2) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.